GitLab

* Support A/B/C elementwise ops.

* First part of GGEMM multiD splitk two stage.

* WIP - changes for debuggin.

* tmp save

* working version

* added bf16@int8 version

* fixes

* add reviewers sugestions

* pre-commited missing files

* switched to ifs from elseifs

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Co-authored-by: Adam Osewski <Adam.Osewski@amd.com>